Patent US3718269A successfully refreshed from Google Patents.
US3718269A
Expired / Lapsed
US
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Driving device provided with control system
Assignee: Individual
•
Filing: 1970-04-16
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Granted: 1973-02-27
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Expires: 1990-04-16
Abstract
Abstract A DRIVING DEVICE WITH A CONTROL SYSTEM AND DESIGNED FOR TAPE OR DISK STORED INFORMATION MEDIA UTILIZING A FLUIDIC SENSING MEANS FOR CONTROLLING ACTUATION MEANS FOR ENGAGING AND/OR DISENGAGING THE DRIVE OF THE INFORMATION MEDIUM.
Inventors
- 👤 H Glaettli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:21
CPC Classifications
G; G06; G06K; G06K13/00; G06K13/18; G06K13/20; F; F15; F15C; F15C1/00; F15C1/001
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-02-27 | 1976-08-28 | 1977-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-02-27 | 1980-08-28 | 1981-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-02-27 | 1984-08-28 | 1985-02-27 | $7700.00 | Window Closed / Lapsed |